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    • 2. 发明申请
    • ENGINE OPERATION DETECTION
    • 发动机操作检测
    • WO1996039688A1
    • 1996-12-12
    • PCT/US1996007860
    • 1996-05-29
    • SHELL OIL COMPANY
    • SHELL OIL COMPANYWEST, AlLOEN, Andrew, Everett
    • G08G01/042
    • B67D7/0401B67D7/145G08G1/042
    • A method and apparatus is provided for determining if a vehicle with an operating engine is at a particular location, the apparatus comprising: an antenna comprising a continous wire formed into at least one loop; and a means to determine when the antenna is exposed to an oscillating electromagnetic field having a frequency between about 700 and about 2100 Hz of a strength characteristicof a vehicle's alternator operating in the vicinity of the antenna. In a preferred embodiment of the present invention, the sensor of the present invention futher comprises a means to generate a signal when the antenna is exposed to the oscillating electromagnetic field having a frequeny between about 700 and about 2100 Hz of a strength characteristic of a vehicle's alternator operatingin the viciniy of the antenna, and the signal is used as an input into a logic system that requires that the signal not be generated in order for a refuelling system to refuel a vehicle in the vicinity of the antenna. The antenna is preferably a figure eight loop antenna placed in pavement below the location at which the vehicle is expected to be. The sensor of the present invention is particularly applicable as an input to disenable a fuel pump at a refuelling station.
    • 提供了一种用于确定具有操作引擎的车辆是否在特定位置的方法和装置,所述装置包括:天线,包括形成至少一个回路的连续线; 以及用于确定天线何时暴露于在天线附近工作的车辆交流发电机的强度特性在约700和约2100Hz之间的频率的振荡电磁场。 在本发明的优选实施例中,本发明的传感器还包括当天线暴露于频率在约700和约2100Hz之间的振荡电磁场时生成信号的装置,其频率为车辆的强度特性 在天线附近操作的交流发电机,并且该信号用作逻辑系统中的输入,该逻辑系统要求不产生信号,以便加油系统对天线附近的车辆加油。 天线优选地是放置在车辆预期位置下方路面的图形八环天线。 本发明的传感器特别适用于在加油站不能燃油泵的输入。
    • 3. 发明申请
    • PROCESS FOR ISOMERIZING LINEAR OLEFINS TO ISOOLEFINS
    • 将线性烯烃等同于ISOOLEFINS的方法
    • WO1995018084A1
    • 1995-07-06
    • PCT/US1994014863
    • 1994-12-23
    • SHELL OIL COMPANY
    • SHELL OIL COMPANYMURRAY, Brendan, DermotWINQUIST, Bruce, Herman, CharlesPOWERS, Donald, HenryWISE, Jon, BarinHALSEY, Richard, Brian
    • C07C05/27
    • A61K8/736A61K2800/5426A61Q19/00A61Q19/08B01J29/90C07C5/2775C08B37/003Y02P20/584C07C11/02
    • This invention relates to a process in which a linear olefin is converted under isomerizing conditions to its corresponding methyl branched isoolefin by contact at a temperature of from 200 DEG C to 650 DEG C with an isomerizing catalyst comprising (i) at least one zeolite having only in one dimension a pore structure having a pore size small enough to retard by-product dimerization and coke formation and large enough to permit entry of the linear olefin and allow formation of the methyl branched isoolefin, (ii) an alumina binder and (iii) up to about 15 % by weight of coke oxidation-promoting metal. After a period of operation, when sufficient coke has deposited on the catalyst in an amount to significantly reduce the activity of the catalyst, the catalyst is stripped of hydrocarbon and then contacted at elevated temperature with an oxygen-containing gas for a sufficient time to burn off the coke, i.e. to regenerate the catalyst at a temperature of less than about 565 DEG C. After regeneration, the isomerization process is continued. The use of palladium and/or platinum as the coke oxidation-promoting metal is particularly desirable.
    • 本发明涉及一种方法,其中直链烯烃在异构化条件下转化为相应的甲基支链异烯烃,通过与异构化催化剂接触在200℃至650℃下进行接触,所述异构化催化剂包含(i)至少一种仅具有 在一个维度上,孔结构具有足够小的孔径以阻止副产物二聚和焦炭形成并且足够大以允许线性烯烃进入并允许形成甲基支链异烯烃,(ii)氧化铝粘合剂和(iii) 高达约15重量%的焦炭氧化促进金属。 经过一段时间的操作后,当催化剂上沉积足够的焦炭以显着降低催化剂活性的量时,将催化剂汽提出烃,然后在高温下与含氧气体接触足够的时间燃烧 即可在低于约565℃的温度下再生催化剂。再生之后,继续进行异构化处理。 使用钯和/或铂作为焦炭氧化促进金属是特别理想的。
    • 6. 发明申请
    • COMPOSITIONS OF FATTY ACID ESTERS OF HEXITANS
    • HEXITANS的脂肪酸组成
    • WO1994008708A2
    • 1994-04-28
    • PCT/EP1993002878
    • 1993-10-14
    • SHELL OIL COMPANY
    • SHELL OIL COMPANYBESHOURI, Sharon, MarieADAMSKI, Robert, Paul
    • B01F17/00
    • B01F17/0021
    • The invention relates to a composition composed of fatty acid esters of hexitans (sorbitans) and non-esterified polyols, having a content of non-esterified polyols in the range of 6.59 wt. % to 0.05 wt. %, and to a process for purification by removing non-esterified polyols from a composition composed of fatty acid esters of hexitans and non-esterified polyols, which process comprises the steps of: a) dissolving said composition in a solution comprising at least one hydrocarbon and at least one polar organic solvent to produce an organic solution of said composition; b) mixing or contacting said organic solution with an aqueous solution of at least one metal salt under conditions effective to extract said non-esterified polyols; and c) separating said organic solution from the aqueous solution, optionally followed by the recovery of the purified fatty acid esters of hexitans.
    • 本发明涉及由六聚体(脱水山梨糖醇)和非酯化多元醇的脂肪酸酯组成的组合物,其中非酯化多元醇的含量为6.59wt。 %〜0.05重量% %,以及通过从由六聚体和非酯化多元醇的脂肪酸酯组成的组合物中除去未酯化的多元醇的方法,该方法包括以下步骤:a)将所述组合物溶解在包含至少一种烃 和至少一种极性有机溶剂以产生所述组合物的有机溶液; b)在有效提取所述非酯化多元醇的条件下,将所述有机溶液与至少一种金属盐的水溶液混合或接触; 和c)从水溶液中分离所述有机溶液,任选地随后回收己糖的纯化的脂肪酸酯。
    • 9. 发明申请
    • AUTOMATED REFUELLING SYSTEM
    • 自动补偿系统
    • WO1996039353A1
    • 1996-12-12
    • PCT/US1996007906
    • 1996-05-29
    • SHELL OIL COMPANY
    • SHELL OIL COMPANYANDERSON, Scott, RobertTHAM, Chin, ThiangPADULA, Joseph, AnthonyWILLIAMS, Owen, RicardoHOULE, Jesse, StuardBESLER, David, AlvinRAMSEY, William, Dale, Jr.
    • B67D05/08
    • B67D7/0401B67D7/0478B67D7/54B67D2007/0419B67D2007/0436B67D2007/0442
    • A refuelling system is provided, the system comprising: a seal cylinder (603) defining the outside surface of an axial vapor recovery volume within the seal cylinder having a first end and a second end; a first flexible conduit (501) to supply fuel to within the seal cylinder through the first end; a movable seal piston (601) within the seal cylinder connected to the first flexible conduit, the seal piston effective to isolate a vapor recovery volume within the seal cylinder from the atmosphere surrounding the flexible fuel conduit; a fuel insert tube (613) connected to the seal piston (601) and extending through at least a portion of the vapor recovery volume; a boot seal (619) attached to the seal cylinder at the second end of the axial vapor recovery volume, the boot seal effective to seal with a fuel tank inlet nozzle; and a means (502-515) to move the seal piston laterally through the seal cylinder and thereby extending the second flexible conduit through the second end of the axial vapor recovery volume and into a fuel tank inlet nozzle when the boot seal is mated to the fuel tank inlet nozzle.
    • 提供了一种加油系统,该系统包括:密封圆筒(603),其限定密封圆筒内的轴向蒸汽回收体积的外表面,其具有第一端和第二端; 第一柔性导管(501),用于通过所述第一端将燃料供应到所述密封筒内; 连接到第一柔性导管的密封圆筒内的可移动的密封活塞(601),密封活塞有效地将密封圆筒内的蒸汽回收体积与围绕柔性燃料导管的大气隔离开; 连接到所述密封活塞(601)并延伸穿过所述蒸汽回收容积的至少一部分的燃料插入管(613) 在所述轴向蒸气回收容积的第二端处附接到所述密封圆筒的靴密封件(619),所述靴密封件有效地与燃料箱入口喷嘴密封; 以及用于使所述密封活塞横向移动通过所述密封圆筒并由此将所述第二柔性导管延伸穿过所述轴向蒸气回收体积的第二端并进入燃料箱入口喷嘴的装置(502-515),当所述靴密封件配合到 燃油箱入口喷嘴。